21 1/2x24x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Lighting & Electrical Components The immense biological activity also

The immense biological activity also makes Ancient Forest the ideal inoculum for actively aerated compost teas

Nordic Pure chose to follow the industry standard

5-14 gallons per hour

pH stable within the ideal range for nutrient uptake

21 1/2x24x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Lighting & Electrical Components The immense biological activity alsoNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.